// Add a to-do item to the database and collections.
public void AddToDoItem(ToDoItem newToDoItem, string group)
{
// Add a to-do item to the data context.
toDoDBContext.Items.InsertOnSubmit(newToDoItem);
// Save changes to the database.
toDoDBContext.SubmitChanges();
if (group == null)
{
return;
}
if (group.Equals(CreateItemControl.TOMORROW))
{
TomorrowToDoItems.Insert(0, newToDoItem);
}
else if (group.Equals(CreateItemControl.LATER))
{
LaterToDoItems.Insert(0, newToDoItem);
}
else // add to today as default
{
// Add a to-do item to the "all" observable collection.
TodayToDoItems.Insert(0, newToDoItem);
}
}
// Remove a to-do task item from the database and collections.
public void DeleteToDoItem(ToDoItem toDoForDelete)
{
// Remove the to-do item from the data context.
toDoDBContext.Items.DeleteOnSubmit(toDoForDelete);
// Save changes to the database.
toDoDBContext.SubmitChanges();
if (TodayToDoItems.Contains(toDoForDelete))
{
TodayToDoItems.Remove(toDoForDelete);
}
else if (TomorrowToDoItems.Contains(toDoForDelete))
{
TomorrowToDoItems.Remove(toDoForDelete);
}
else if (LaterToDoItems.Contains(toDoForDelete))
{
LaterToDoItems.Remove(toDoForDelete);
}
}
public void ChangeCompletedStatus(ToDoItem item, bool completed)
{
toDoDBContext.SubmitChanges();
if (item == null)
{
return;
}
if (TodayToDoItems.Contains(item))
{
TodayToDoItems.Remove(item);
}
else if (TomorrowToDoItems.Contains(item))
{
TomorrowToDoItems.Remove(item);
}
else if (LaterToDoItems.Contains(item))
{
LaterToDoItems.Remove(item);
}
CompletedToDoItems.Insert(0, item);
}
